Watermelon Cucumber Salad

• 1 watermelon cut into 1 inch cubes or melon balls, small, seedless
• 1 shallot finely chopped
• 4 tablespoons mint plus extra for garnish, torn
• 2 tablespoons olive oil
• salt Kosher salt and freshly cracked, to taste
• black pepper Kosher salt and freshly cracked, to taste
• 1 feta cheese cut into ½ inch cubes, sheet form
• 3 cucumber sliced into ½ inch thick rounds, Persian
• ¼ red onion thinly sliced
• ¼ cup pistachios toasted ?, no shells; Wonderful brand

For the Vinaigrette

• 4 tablespoons olive oil
• 3 tablespoons red wine vinegar
• 3 cloves garlic chopped
• 1 shallot finely chopped
• 1 teaspoon oregano dried
• kosher salt freshly cracked; to taste
• black pepper freshly cracked; to taste